An toànCâu 1306 / 1605
Before entering a permit-required confined space, the entry permit must document that the atmosphere has been tested. Which is typically tested FIRST?
a.Temperature
b.Humidity
c.Noise
d.Oxygen level, then flammables, then toxics
Giải thích
Atmospheric testing order is oxygen first, then combustible/flammable gases, then toxic contaminants, because oxygen readings affect the accuracy of the other sensors and oxygen hazards are immediately dangerous.
Trích dẫn luật: 29 CFR 1926.1204Luyện miễn phí toàn bộ 1605 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- The OSHA permissible exposure limit for lead in construction is:
- For lead work above the action level, the employer must provide hygiene facilities so workers can:
- A permit-required confined space is a confined space that has one or more of which characteristics?
- An acceptable oxygen concentration for confined space entry is generally in what range?
- During a permit-required confined space entry, an attendant must:
- For permit space entry, the employer must ensure rescue and emergency services are:
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Sen Lin, Người sáng lập PrepPass · Đối chiếu với California CSLB Contractor License Law & Business Exam · Quy trình kiểm tra
Người kiểm duyệt Abraham Chen — Licensed California General Contractor (CSLB License #1101856 — kiểm tra)